How To Fix RTCMMD146 - Node assignment & cannot be deleted because a shop assignment exists

RTCMMD146 - Overview

• Message type: E = Error

• Message class: RTCMMD - Article Hierarchy

• Message number: 146

• Message text: Node assignment & cannot be deleted because a shop assignment exists

What causes this issue?

The node assignment to delete still has a shop assignment.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

RTCMMD146 - Details

• The SAP error message RTCMMD146 indicates that a node assignment cannot be deleted because there is an existing shop assignment associated with it. This typically occurs in the context of managing master data in SAP, particularly in the areas of materials management or production planning.
  
  Cause:
  The error arises when you attempt to delete a node (such as a material, plant, or storage location) that is still linked to a shop assignment. A shop assignment usually refers to a specific configuration or assignment of a material to a shop floor or production area, and the system prevents deletion to maintain data integrity.
  
  Solution:
  To resolve this error, you need to follow these steps:
  
  
  Identify the Shop Assignment: 
  
  Use transaction codes like MM03 (Display Material) or CS03 (Display Material BOM) to check the details of the node you are trying to delete. Look for any existing shop assignments that are linked to the node.
  
  
  
  Remove the Shop